821476431

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{105277}}^1$

素因数の和:105320

約数の個数: 24

約数和(自身を含む): 1292813840

約数和(自身を除く): 471337409

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 7803, 105277, 315831, 947493, 1789709, 2842479, 5369127, 16107381, 30425053, 48322143, 91275159, 273825477, 821476431]

約数ペア:

[(1, 821476431), (3, 273825477), (9, 91275159), (17, 48322143), (27, 30425053), (51, 16107381), (153, 5369127), (289, 2842479), (459, 1789709), (867, 947493), (2601, 315831), (7803, 105277)]